//package com.zyd.blog.framework.advice;
//
//import com.zyd.blog.util.ResultUtil;
//import lombok.extern.slf4j.Slf4j;
//import org.springframework.beans.factory.annotation.Autowired;
//import org.springframework.boot.autoconfigure.web.ErrorProperties;
//import org.springframework.boot.autoconfigure.web.ServerProperties;
//import org.springframework.boot.context.properties.EnableConfigurationProperties;
//import org.springframework.boot.web.error.ErrorAttributeOptions;
//import org.springframework.boot.web.servlet.error.ErrorAttributes;
//import org.springframework.boot.web.servlet.error.ErrorController;
//import org.springframework.http.HttpStatus;
//import org.springframework.http.MediaType;
//import org.springframework.stereotype.Controller;
//import org.springframework.util.Assert;
//import org.springframework.web.bind.annotation.RequestMapping;
//import org.springframework.web.context.request.WebRequest;
//import org.springframework.web.servlet.ModelAndView;
//
//import javax.servlet.http.HttpServletRequest;
//import javax.servlet.http.HttpServletResponse;
//import java.util.Map;
//
///**
// * 重写BasicErrorController,主要负责系统的异常页面的处理以及错误信息的显示
// * <p/>
// * 此处指需要记录
// * <p/>
// * 要注意，这个类里面的代码一定不能有异常或者潜在异常发生，否则可能会让程序陷入死循环。
// * <p/>
// *
// * @author yadong.zhang (yadong.zhang0415(a)gmail.com)
// * @website https://docs.zhyd.me
// * @version 1.0
// * @date 2018/4/16 16:26
// * @since 1.0
// */
//@Slf4j
//@Controller
//@RequestMapping("/error")
//@EnableConfigurationProperties({ServerProperties.class})
//public class ErrorPagesController implements ErrorController {
//
//    private ErrorAttributes errorAttributes;
//
//    @Autowired
//    private ServerProperties serverProperties;
//
//    /**
//     * 初始化ExceptionController
//     *
//     * @param errorAttributes
//     */
//    @Autowired
//    public ErrorPagesController(ErrorAttributes errorAttributes) {
//        Assert.notNull(errorAttributes, "ErrorAttributes must not be null");
//        this.errorAttributes = errorAttributes;
//    }
//
//    @RequestMapping("/404")
//    public ModelAndView errorHtml404(HttpServletRequest request, HttpServletResponse response, WebRequest webRequest) {
//        response.setStatus(HttpStatus.NOT_FOUND.value());
//        Map<String, Object> model = getErrorAttributes(webRequest, isIncludeStackTrace(request, MediaType.TEXT_HTML));
//        model.put("queryString", request.getQueryString());
//
//        return new ModelAndView("error/404", model);
//    }
//
//    @RequestMapping("/403")
//    public ModelAndView errorHtml403(HttpServletRequest request, HttpServletResponse response, WebRequest webRequest) {
//        response.setStatus(HttpStatus.FORBIDDEN.value());
//        // 404拦截规则，如果是静态文件发生的404则不记录到DB
//        Map<String, Object> model = getErrorAttributes(webRequest, isIncludeStackTrace(request, MediaType.TEXT_HTML));
//        model.put("queryString", request.getQueryString());
//        if (!String.valueOf(model.get("path")).contains(".")) {
//            model.put("status", HttpStatus.FORBIDDEN.value());
//        }
//        return new ModelAndView("error/403", model);
//    }
//
//    @RequestMapping("/400")
//    public ModelAndView errorHtml400(HttpServletRequest request, HttpServletResponse response, WebRequest webRequest) {
//        response.setStatus(HttpStatus.BAD_REQUEST.value());
//        Map<String, Object> model = getErrorAttributes(webRequest, isIncludeStackTrace(request, MediaType.TEXT_HTML));
//        model.put("queryString", request.getQueryString());
//        return new ModelAndView("error/400", model);
//    }
//
//    @RequestMapping("/401")
//    public ModelAndView errorHtml401(HttpServletRequest request, HttpServletResponse response, WebRequest webRequest) {
//        response.setStatus(HttpStatus.UNAUTHORIZED.value());
//        Map<String, Object> model = getErrorAttributes(webRequest, isIncludeStackTrace(request, MediaType.TEXT_HTML));
//        model.put("queryString", request.getQueryString());
//        return new ModelAndView("error/401", model);
//    }
//
//    @RequestMapping("/500")
//    public ModelAndView errorHtml500(HttpServletRequest request, HttpServletResponse response, WebRequest webRequest) {
//        response.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
//        Map<String, Object> model = getErrorAttributes(webRequest, isIncludeStackTrace(request, MediaType.TEXT_HTML));
//        model.put("queryString", request.getQueryString());
//        return new ModelAndView("error/500", model);
//    }
//
//    /**
//     * Determine if the stacktrace attribute should be included.
//     *
//     * @param request
//     *         the source request
//     * @param produces
//     *         the media type produced (or {@code MediaType.ALL})
//     * @return if the stacktrace attribute should be included
//     */
//    protected boolean isIncludeStackTrace(HttpServletRequest request,
//                                          MediaType produces) {
//        ErrorProperties.IncludeAttribute include = this.serverProperties.getError().getIncludeStacktrace();
//        if (include == ErrorProperties.IncludeAttribute.ALWAYS) {
//            return true;
//        }
//        return include == ErrorProperties.IncludeAttribute.ON_PARAM && getTraceParameter(request);
//    }
//
//
//    /**
//     * 获取错误的信息
//     *
//     * @param webRequest
//     * @param includeStackTrace
//     * @return
//     */
//    private Map<String, Object> getErrorAttributes(WebRequest webRequest,
//                                                   boolean includeStackTrace) {
//        ErrorAttributeOptions options = includeStackTrace?
//                ErrorAttributeOptions.of(ErrorAttributeOptions.Include.STACK_TRACE) :
//                ErrorAttributeOptions.defaults();
//        return this.errorAttributes.getErrorAttributes(webRequest, options);
//    }
//
//    /**
//     * 是否包含trace
//     *
//     * @param request
//     * @return
//     */
//    private boolean getTraceParameter(HttpServletRequest request) {
//        String parameter = request.getParameter("trace");
//        return parameter != null && !"false".equalsIgnoreCase(parameter);
//    }
//
//    /**
//     * 获取错误编码
//     *
//     * @param request
//     * @return
//     */
//    private HttpStatus getStatus(HttpServletRequest request) {
//        Integer statusCode = (Integer) request
//                .getAttribute("javax.servlet.error.status_code");
//        if (statusCode == null) {
//            return HttpStatus.INTERNAL_SERVER_ERROR;
//        }
//        try {
//            return HttpStatus.valueOf(statusCode);
//        } catch (Exception ex) {
//            log.error("获取当前HttpStatus发生异常", ex);
//            return HttpStatus.INTERNAL_SERVER_ERROR;
//        }
//    }
//
//    /**
//     * 实现错误路径,暂时无用
//     *
//     * @return
//     */
//    //@Override
//    public String getErrorPath() {
//        return "";
//    }
//}
